If you’ve ever heard someone say they’re thick as thieves and wondered what it actually means, you’re not alone.
The phrase thick as thieves meaning is often used in casual conversations, social media, and chats, but many people get confused about its true significance. Understanding this term can make your texting, messaging, or even storytelling much more relatable and fun.
In this guide, we’ll break down the thick as thieves meaning, its origin, and how to use it naturally in everyday conversations. Updated for 2026, this article gives you real-life examples, common mistakes to avoid, and tips for using the phrase like a pro.
What Does “Thick as Thieves” Mean? (Definition & Origin)
Definition:
The phrase thick as thieves is an idiom that means two or more people are extremely close, united, or inseparable—like best friends who trust each other completely. It emphasizes loyalty, camaraderie, and a strong bond.
Origin:
- The expression dates back to the 16th century in England.
- It originally described criminals working together in secrecy, hence “thieves.”
- Over time, the meaning broadened to describe any tight-knit friendship or partnership, not necessarily involving crime.
Quick Tip:
Use it to highlight a close friendship or connection in texts, posts, or captions.
How to Use “Thick as Thieves” in Texts or Chat
Using thick as thieves in modern texting or messaging is simple and fun:
- In casual chat:
“Me and Sarah are thick as thieves, always covering for each other!” - On social media captions:
“Throwback with my bestie! We’ve been thick as thieves since grade school.” - In humorous messages:
“These two are thick as thieves—probably planning mischief again 😏.”
Tips for proper use:
- Only use it for people you have a close bond with.
- Avoid using it for superficial acquaintances—it may sound exaggerated.
Examples of “Thick as Thieves” in Conversations
Here are some relatable examples to see the phrase in action:
- Friendship example:
Alex: “Are you and Jordan still hanging out?”
Sam: “Absolutely, we’re thick as thieves!” - Work scenario:
Colleague 1: “You two always support each other during projects.”
Colleague 2: “Yeah, we’re thick as thieves when it comes to deadlines.” - Social media post:
“Me and my childhood crew are thick as thieves. Nothing beats these memories! ❤️”
These examples show how versatile and friendly the phrase can be in everyday conversations.
Common Mistakes or Misunderstandings
Even though thick as thieves is easy to use, people often misuse it:
- Using with strangers: Only applies to close relationships, not casual acquaintances.
- Literal interpretation: Don’t assume it means actual criminal activity anymore.
- Overuse in professional texts: It’s casual and may not fit formal work emails.
Pro Tip: Stick to friends, family, or teammates when using this phrase in casual messaging.
Related Slangs or Abbreviations
If you love thick as thieves, you might also like these modern texting phrases:
- BFF: Best friends forever, similar in meaning.
- Ride or die: Someone who stands by you no matter what.
- Squad goals: Describes a close group of friends.
- Partner in crime: Literally playful, like thick as thieves.
- OTP (One True Pairing): Popular in fandoms, representing inseparable duos.
FAQs:
What does “thick as thieves” literally mean?
It originally referred to criminals working closely together, but today it describes people with a very close friendship.
Can I use it in professional settings?
It’s best used in casual contexts; avoid using it in formal business emails.
Is “thick as thieves” considered old-fashioned?
Not at all! It’s a timeless idiom still widely used in modern chats, social media, and text messages.
Can it describe romantic relationships?
Yes! Couples who are extremely close and loyal can be described as thick as thieves.
How do I make my usage sound natural in texts?
Pair it with relatable examples, emojis, or playful tones. For instance: “Me and my sister are thick as thieves 😎.”
Conclusion
Understanding the thick as thieves meaning can add color and warmth to your conversations, texts, and social media posts. It’s a fun way to describe close bonds, loyalty, and inseparable friendships. Remember, use it for people you truly share a connection with, and don’t overthink the literal meaning—its charm lies in its figurative sense.
So next time you’re chatting with your best friend, don’t hesitate to say you’re thick as thieves. Updated for 2026, this phrase remains trendy and relevant for everyday messaging.
